Load Data for .300 Winchester Magnum


 
Bullet: 175 gr HPBT  (Sierra)
Diameter: 
 
Powder: N170 (VihtaVuori)
Starting Powder: 74.8 gr
Max Powder: 82.1 gr
 
Primer:  Large Rifle Magnum
 
Case: Lapua
Trim Length: 2.610"
 
Cartridge Overall Length: 3.339"
 
Starting Velocity: 2,733
Starting Pressure:  
Max Velocity: 2,999
Max Pressure:  
 
Compressed
CAUTION: Loads less than the listed starting loads may cause excessive chamber pressure and must not be used!
Barrel: 24.5" with 1 in 10" twist.
 
Source: https://www.vihtavuori.com/reloading-data/rifle-reloading/?cartridge=25
 

Printed from Shooter's Reference on 12/30/2024:
https://www.shootersreference.com/reloadingdata/300-winchester-magnum/